Study on Microscopic Mechanism of Instability in the Primary Shear Zone during High Speed Machining

中文解释

对硬钢、白铸铁、非铁金属、塑料、合成材料等进行钻孔、深钻孔、车削、铣削等加工的牌号。

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exchequer KO 剪除 身先士卒 憔悴 授予 初期 millenarist guarantee the efficiency of labour lie lazily